PSA-C18-Mix 4 Back Catalog number: 674493 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 675810 Ethephon, 100 µg/ml, Acetonitrile, 5ml Price on request 2487.8-K-ME Mono-n-octyltin trichloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3091-25-6 Price on request 676816 Tetracontane, 100 µg/ml, Hexane, 10ml Price on request